Severitus after year four. Newly revised. Harry is overwhelmed by guilt after the death of Cedric Diggory. On his 15th birthday a strange package arrives, changing his world, and that of the Potion's Master, forever.

Slughorn has taken an early retirement and the new Potion's Master has a daughter. After being abandoned by Lily, Severus finds himself friendless. Will he find a new one in the Potion Master's daughter? Will he even want one? Additional summary inside.

Severus thought he knew what to expect of the spawn of James Potter...until he walked into the Great Hall looking like Severus Snape. Co-authored with hello-nurse2005(Luck on Potions and Snitches). Rated 'T', just in case.

Aberforth's great granddaughter has come to teach at Hogwarts. Six year old Harry Potter decides that she could be exactly what his godfather, Severus, needs. But she is already betrothed, and that's not her only problem. Sex/Violence in later chapters.